// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_VIEWS_WIN_FULLSCREEN_HANDLER_H_
#define UI_VIEWS_WIN_FULLSCREEN_HANDLER_H_

#include <windows.h>

#include <map>

#include "base/macros.h"

namespace gfx {
class Rect;
}

namespace views {

class FullscreenHandler {
public:
    FullscreenHandler();
    ~FullscreenHandler();

    void set_hwnd(HWND hwnd) { hwnd_ = hwnd; }

    void SetFullscreen(bool fullscreen);
    void SetMetroSnap(bool metro_snap);

    gfx::Rect GetRestoreBounds() const;

    bool fullscreen() const { return fullscreen_; }
    bool metro_snap() const { return metro_snap_; }

private:
    // Information saved before going into fullscreen mode, used to restore the
    // window afterwards.
    struct SavedWindowInfo {
        bool maximized;
        LONG style;
        LONG ex_style;
        RECT window_rect;
    };

    void SetFullscreenImpl(bool fullscreen, bool for_metro);

    HWND hwnd_;
    bool fullscreen_;
    bool metro_snap_;

    // Saved window information from before entering fullscreen mode.
    // TODO(beng): move to private once GetRestoredBounds() moves onto Widget.
    SavedWindowInfo saved_window_info_;

    DISALLOW_COPY_AND_ASSIGN(FullscreenHandler);
};

} // namespace views

#endif // UI_VIEWS_WIN_FULLSCREEN_HANDLER_H_